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OPA551 from TI/BB,Texas Instruments

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OPA551

Manufacturer: TI/BB

High-Voltage, High-Current OPERATIONAL AMPLIFIERS

Partnumber Manufacturer Quantity Availability
OPA551 TI/BB 5 In Stock

Description and Introduction

High-Voltage, High-Current OPERATIONAL AMPLIFIERS **Introduction to the OPA551 Operational Amplifier**  

The OPA551 is a high-performance operational amplifier (op-amp) designed for applications requiring high output current and wide bandwidth. With a robust output stage capable of delivering up to 200mA of continuous current, this component is well-suited for driving heavy loads, such as motors, transducers, and power supplies.  

Featuring a wide supply voltage range of ±4V to ±30V, the OPA551 offers flexibility in both single and dual-supply configurations. Its high slew rate of 15V/µs and a bandwidth of 3MHz ensure fast signal response, making it ideal for precision control and amplification tasks. Additionally, the device includes thermal shutdown and current-limiting protection, enhancing reliability in demanding environments.  

The OPA551 is available in multiple package options, including TO-220 and SOIC, providing design versatility. Its low distortion and stable operation under varying load conditions make it a preferred choice for industrial, automotive, and test equipment applications.  

Engineers value the OPA551 for its ability to maintain performance across a broad temperature range, ensuring consistent operation in challenging conditions. Whether used in servo amplifiers, audio systems, or high-power signal conditioning, this op-amp delivers efficiency and precision.

Application Scenarios & Design Considerations

High-Voltage, High-Current OPERATIONAL AMPLIFIERS

Alternative Part Number

  • LME49860 --: High-voltage op-amp with similar supply range and output drive, good drop-in for OPA551 in many audio and industrial designs.
  • AD8531 --: High-current, high-voltage capable op-amp offering comparable output drive and stability for demanding loads.
  • TCA0372 --: Power op-amp with high output current and wide supply range, suitable replacement where OPA551 drives heavy loads.

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